Stop Lamps Inoperative. Chevrolet PJJ 2000

For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Was the Exterior Lights System Check performed? | -- | Go to Step 2 |
2 | Inspect the 20 Amp STOP HAZ fuse. Is the STOP HAZ fuse open? | -- | Go to Step 11 | Go to Step 3
3 | Use a test lamp in order to backprobe connector C1 of the brake switch connector between terminal A and ground. Does the test lamp light? | -- | Go to Step 4 | Go to Step 5
4 | With the brake switch closed, Test for positive battery voltage at terminal B of connector C1. Is voltage present? | -- | Go to Step 6 | Go to Step 7
5 | Repair the open or short to ground in CKT 140 between the fuse block and the brake switch. Is the repair complete? | -- |  | --

6

1. Use a test lamp in order to backprobe the turn/hazard headlamp switch assembly connector C2 terminal A and ground.
2. Depress the brake pedal.

Does the test lamp light?

--

Go to Step 9

Go to Step 10

7 | Inspect the adjustment of the brake switch. If the adjustment is correct, replace the brake switch. Is the repair complete? | -- |  | --
8 | Repair the open in CKT 140 between the left IP wiring harness junction block and the brake switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- |  | --
9 | Replace the turn/hazard headlamp switch assembly. Is the repair complete? | -- |  | --
10 | Repair the open in CKT 17 between the brake switch and the turn/hazard headlamp switch assembly. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- |  | --
11 | With brake switch open test terminal A of the brake switch for continuity to ground. Is ground present? | -- | Go to Step 12 | Go to Step 13
12 | Repair short to ground in CKT 140. Refer to Wiring Repairs in Wiring Systems. Is repair complete? | -- |  | --
13 | Test CKT 17 for continuity to ground. Is ground present? | -- | Go to Step 14 | Go to Step 15
14 | Repair short to ground in CKT 17. Refer to Wiring Repairs in Wiring Systems. Is repair complete? | -- |  | --
15 | Test terminals F,G,B and C on the Hazard Warning Switch for continuity to ground. Is ground present? | -- | Go to Step 16 | --
16 | Repair short to ground in suspect CKT. Is repair complete? | -- |  | --